# Air Water acquires NTK Medical, renames to Air Water Bio Design

Air Water acquired all shares of NTK Medical, a manufacturer of oxygen concentrators, on April 1, 2025, and renamed it Air Water Bio Design. The acquisition strengthens the group's home oxygen therapy business in western Japan.

- Type: Acquisition
- Announced: 2025-04-01
- Where: Komaki, Aichi Prefecture, Japan
- Status: completed
- Products: medical oxygen concentrators
- Sectors: [Medical Devices](https://endata.com/sectors/medical-devices.md)

## Companies

- [Air Water](https://endata.com/companies/11080.md) (acquirer)
- [NTK Medical](https://endata.com/companies/83848.md) (target)

## Sources

- [igaspedia.com](https://igaspedia.com/2025/04/01/airwater-awmi-higashi-nihon-medical-center/), 2025-04-01: "エア・ウォーターは2025年4月1日付で酸素濃縮装置を手掛けるＮＴＫメディカル株式会社の全株式を譲り受け、同社をグループ化し、「エア・ウォーター・バイオデザイン株式会社」に社名変更する。"

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.